National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Thunderstorm in Vicinity Rain Fog/Mist

66°F

19°C

Humidity 96%
Wind Speed Calm
Barometer 29.83 in (1009.8 mb)
Dewpoint 65°F (18°C)
Visibility 2.50 mi
Last update 18 May 10:54 pm CDT
Extended Forecast for

2 Miles SW Evansdale IA

  • Tonight

    Tonight: Showers and thunderstorms before 5am, then showers likely. Low around 55. Southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 59. Breezy, with a northwest wind around 18 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Breezy.
    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 41. North northwest wind 7 to 14 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 62. North northeast wind 7 to 9 mph.

    High: 62 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. East northeast wind 5 to 7 mph.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms before 5am, then showers likely. Low around 55. Southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 30 percent chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 59. Breezy, with a northwest wind around 18 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 41. North northwest wind 7 to 14 mph, with gusts as high as 21 mph.
Wednesday
Increasing clouds, with a high near 62. North northeast wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 44. East northeast wind 5 to 7 mph.
Thursday
Partly sunny, with a high near 63.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 56.
Memorial Day
Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Evansdale IA
 42.44°N 92.29°W
Last Update:
10:43 pm CDT May 18, 2026
Forecast Valid:
11pm CDT May 18, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation